Got Rust autogeneration working with Rust prebuild hook!

.gitmodules

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+[submodule "Embedded-Base"]
+	path = Embedded-Base
+	url = [email protected]:Northeastern-Electric-Racing/Embedded-Base.git

build.rs

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+use std::process::Command;
+
+/* Prebuild script */
+fn main() {
+    println!("cargo:rerun-if-env-changed=ALWAYS_RUN");
+
+    // Create a new command that runs bash
+    let mut command = Command::new("python3");
+
+    // Pass the script name as an argument
+    command.arg("./calypsogen.py");
+
+    // Execute the command
+    // This will download a file called ncbi_dataset.zip in the current directory
+    command.output().expect("Failed to generate can messages!");
+}

calypsogen.py

@@ -0,0 +1,35 @@
+import importlib.util
+import sys
+
+# Full path to the directory containing the cangen module
+EMBEDDED_BASE_PATH = "./Embedded-Base"
+module_name = "cangen"
+
+# Full path to the cangen module file
+module_path = f"{EMBEDDED_BASE_PATH}/{module_name}/__init__.py"
+
+# Add the cangen directory to the system's path
+sys.path.append(EMBEDDED_BASE_PATH)
+
+# Load the module
+spec = importlib.util.spec_from_file_location(module_name, module_path)
+cangen = importlib.util.module_from_spec(spec)
+spec.loader.exec_module(cangen)
+
+decode_data = open("./src/decode_data.rs", "w")
+master_mapping = open("./src/master_mapping.rs", "w")
+
+bms_messages = cangen.YAMLParser().parse(open(f"{EMBEDDED_BASE_PATH}/{module_name}/can-messages/bms.yaml", "r"))
+mpu_messages = cangen.YAMLParser().parse(open(f"{EMBEDDED_BASE_PATH}/{module_name}/can-messages/mpu.yaml", "r"))
+wheel_messages = cangen.YAMLParser().parse(open(f"{EMBEDDED_BASE_PATH}/{module_name}/can-messages/wheel.yaml", "r"))
+
+bms_messages.msgs.extend(mpu_messages.msgs)
+bms_messages.msgs.extend(wheel_messages.msgs)
+
+result = cangen.RustSynth().parse_messages(bms_messages.msgs)
+
+decode_data.write(result.decode_data)
+decode_data.close()
+
+master_mapping.write(result.master_mapping)
+master_mapping.close()